/*
 * Copyright (C) 2017 优客服-多渠道客服系统
 * Modifications copyright (C) 2018-2022 Chatopera Inc, <https://www.chatopera.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.cskefu.cc.util;

public class CskefuIdGenerator {
    private static final String ALPHA_NUMERIC_STRING = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";

    public static String randomAlphaNumeric(int count) {
        StringBuilder builder = new StringBuilder();
        while (count-- != 0) {
            int character = (int)(Math.random()*ALPHA_NUMERIC_STRING.length());
            builder.append(ALPHA_NUMERIC_STRING.charAt(character));
        }
        return builder.toString();
    }
}
